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<FONT color="green">001</FONT>    package org.hackystat.sensor.xmldata.option;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.util.ArrayList;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.List;<a name="line.4"></a>
<FONT color="green">005</FONT>    <a name="line.5"></a>
<FONT color="green">006</FONT>    import org.hackystat.sensor.xmldata.XmlDataController;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    /**<a name="line.8"></a>
<FONT color="green">009</FONT>     * The class that handles the options created by the XmlDataController. This<a name="line.9"></a>
<FONT color="green">010</FONT>     * class stores, validates, and executes the options.<a name="line.10"></a>
<FONT color="green">011</FONT>     * @author aito<a name="line.11"></a>
<FONT color="green">012</FONT>     * <a name="line.12"></a>
<FONT color="green">013</FONT>     */<a name="line.13"></a>
<FONT color="green">014</FONT>    public class OptionHandler {<a name="line.14"></a>
<FONT color="green">015</FONT>      /** The list of options managed by this class. */<a name="line.15"></a>
<FONT color="green">016</FONT>      private List&lt;Option&gt; options = new ArrayList&lt;Option&gt;();<a name="line.16"></a>
<FONT color="green">017</FONT>      /** The controller which loads this handler. */<a name="line.17"></a>
<FONT color="green">018</FONT>      private XmlDataController controller = null;<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>      /**<a name="line.20"></a>
<FONT color="green">021</FONT>       * Constructs this handler with the specified controller.<a name="line.21"></a>
<FONT color="green">022</FONT>       * @param controller the specified controller.<a name="line.22"></a>
<FONT color="green">023</FONT>       */<a name="line.23"></a>
<FONT color="green">024</FONT>      public OptionHandler(XmlDataController controller) {<a name="line.24"></a>
<FONT color="green">025</FONT>        this.controller = controller;<a name="line.25"></a>
<FONT color="green">026</FONT>      }<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>      /**<a name="line.28"></a>
<FONT color="green">029</FONT>       * Adds the specified option to this class. Note that no error checking is<a name="line.29"></a>
<FONT color="green">030</FONT>       * performed by this method. Options may be tested by invoking isOptionsValid.<a name="line.30"></a>
<FONT color="green">031</FONT>       * @param option the specified option to add.<a name="line.31"></a>
<FONT color="green">032</FONT>       */<a name="line.32"></a>
<FONT color="green">033</FONT>      public void addOption(Option option) {<a name="line.33"></a>
<FONT color="green">034</FONT>        this.options.add(option);<a name="line.34"></a>
<FONT color="green">035</FONT>      }<a name="line.35"></a>
<FONT color="green">036</FONT>    <a name="line.36"></a>
<FONT color="green">037</FONT>      /** Clears all of the options managed by this class. */<a name="line.37"></a>
<FONT color="green">038</FONT>      public void clearOptions() {<a name="line.38"></a>
<FONT color="green">039</FONT>        this.options.clear();<a name="line.39"></a>
<FONT color="green">040</FONT>      }<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>      /**<a name="line.42"></a>
<FONT color="green">043</FONT>       * Returns true if all of the options stored in this class are valid and<a name="line.43"></a>
<FONT color="green">044</FONT>       * contain no duplicate options. If an option is invalid, an error message is<a name="line.44"></a>
<FONT color="green">045</FONT>       * fired by the invalid option.<a name="line.45"></a>
<FONT color="green">046</FONT>       * @return true if the option is valid, false if not.<a name="line.46"></a>
<FONT color="green">047</FONT>       */<a name="line.47"></a>
<FONT color="green">048</FONT>      public boolean isOptionsValid() {<a name="line.48"></a>
<FONT color="green">049</FONT>        // First, iterate through each option and validate their parameters.<a name="line.49"></a>
<FONT color="green">050</FONT>        List&lt;String&gt; optionNames = new ArrayList&lt;String&gt;();<a name="line.50"></a>
<FONT color="green">051</FONT>        for (Option option : this.options) {<a name="line.51"></a>
<FONT color="green">052</FONT>          if (option == null || !option.isValid()) {<a name="line.52"></a>
<FONT color="green">053</FONT>            return false;<a name="line.53"></a>
<FONT color="green">054</FONT>          }<a name="line.54"></a>
<FONT color="green">055</FONT>          optionNames.add(option.getName());<a name="line.55"></a>
<FONT color="green">056</FONT>        }<a name="line.56"></a>
<FONT color="green">057</FONT>    <a name="line.57"></a>
<FONT color="green">058</FONT>        // Second, iterate through all names to see if each option is unique.<a name="line.58"></a>
<FONT color="green">059</FONT>        for (String optionName : optionNames) {<a name="line.59"></a>
<FONT color="green">060</FONT>          boolean hasName = false;<a name="line.60"></a>
<FONT color="green">061</FONT>          for (Option option : this.options) {<a name="line.61"></a>
<FONT color="green">062</FONT>            if (option.getName().equals(optionName)) {<a name="line.62"></a>
<FONT color="green">063</FONT>              if (hasName) {<a name="line.63"></a>
<FONT color="green">064</FONT>                return false;<a name="line.64"></a>
<FONT color="green">065</FONT>              }<a name="line.65"></a>
<FONT color="green">066</FONT>              hasName = true;<a name="line.66"></a>
<FONT color="green">067</FONT>            }<a name="line.67"></a>
<FONT color="green">068</FONT>          }<a name="line.68"></a>
<FONT color="green">069</FONT>        }<a name="line.69"></a>
<FONT color="green">070</FONT>        return true;<a name="line.70"></a>
<FONT color="green">071</FONT>      }<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>      /**<a name="line.73"></a>
<FONT color="green">074</FONT>       * Returns true if this class contains all of the required options.<a name="line.74"></a>
<FONT color="green">075</FONT>       * @return true if all required options exist.<a name="line.75"></a>
<FONT color="green">076</FONT>       */<a name="line.76"></a>
<FONT color="green">077</FONT>      public boolean hasRequiredOptions() {<a name="line.77"></a>
<FONT color="green">078</FONT>        String[] requiredOptionNames = new String[] { FileOption.OPTION_NAME,<a name="line.78"></a>
<FONT color="green">079</FONT>            ArgListOption.OPTION_NAME, MigrationOption.OPTION_NAME };<a name="line.79"></a>
<FONT color="green">080</FONT>    <a name="line.80"></a>
<FONT color="green">081</FONT>        // Test if more than one required option was used.<a name="line.81"></a>
<FONT color="green">082</FONT>        boolean hasRequiredOption = false;<a name="line.82"></a>
<FONT color="green">083</FONT>        for (String optionName : requiredOptionNames) {<a name="line.83"></a>
<FONT color="green">084</FONT>          if (this.hasOptionWithName(optionName)) {<a name="line.84"></a>
<FONT color="green">085</FONT>            if (hasRequiredOption) {<a name="line.85"></a>
<FONT color="green">086</FONT>              String msg = "Only one option, -file, -argList, or -migration, "<a name="line.86"></a>
<FONT color="green">087</FONT>                  + "can be used at the same time.";<a name="line.87"></a>
<FONT color="green">088</FONT>              this.controller.fireMessage(msg);<a name="line.88"></a>
<FONT color="green">089</FONT>              return false;<a name="line.89"></a>
<FONT color="green">090</FONT>            }<a name="line.90"></a>
<FONT color="green">091</FONT>            hasRequiredOption = true;<a name="line.91"></a>
<FONT color="green">092</FONT>          }<a name="line.92"></a>
<FONT color="green">093</FONT>        }<a name="line.93"></a>
<FONT color="green">094</FONT>        <a name="line.94"></a>
<FONT color="green">095</FONT>        // If only one option was used, return true.<a name="line.95"></a>
<FONT color="green">096</FONT>        if (hasRequiredOption) {<a name="line.96"></a>
<FONT color="green">097</FONT>          return true;<a name="line.97"></a>
<FONT color="green">098</FONT>        }<a name="line.98"></a>
<FONT color="green">099</FONT>        String msg = "The -file &lt;files...&gt; or the -argList &lt;argList.txt&gt; " + "option is required.";<a name="line.99"></a>
<FONT color="green">100</FONT>        this.controller.fireMessage(msg);<a name="line.100"></a>
<FONT color="green">101</FONT>        return false;<a name="line.101"></a>
<FONT color="green">102</FONT>      }<a name="line.102"></a>
<FONT color="green">103</FONT>    <a name="line.103"></a>
<FONT color="green">104</FONT>      /**<a name="line.104"></a>
<FONT color="green">105</FONT>       * Returns true if this class contains the option with the specified name.<a name="line.105"></a>
<FONT color="green">106</FONT>       * @param name the name to search for.<a name="line.106"></a>
<FONT color="green">107</FONT>       * @return true if the name was found, false if not.<a name="line.107"></a>
<FONT color="green">108</FONT>       */<a name="line.108"></a>
<FONT color="green">109</FONT>      private boolean hasOptionWithName(String name) {<a name="line.109"></a>
<FONT color="green">110</FONT>        for (Option option : this.options) {<a name="line.110"></a>
<FONT color="green">111</FONT>          if (option.getName().equals(name)) {<a name="line.111"></a>
<FONT color="green">112</FONT>            return true;<a name="line.112"></a>
<FONT color="green">113</FONT>          }<a name="line.113"></a>
<FONT color="green">114</FONT>        }<a name="line.114"></a>
<FONT color="green">115</FONT>        return false;<a name="line.115"></a>
<FONT color="green">116</FONT>      }<a name="line.116"></a>
<FONT color="green">117</FONT>    <a name="line.117"></a>
<FONT color="green">118</FONT>      /**<a name="line.118"></a>
<FONT color="green">119</FONT>       * A helper method that returns true if the specified string is an option.<a name="line.119"></a>
<FONT color="green">120</FONT>       * @param argument the string to test.<a name="line.120"></a>
<FONT color="green">121</FONT>       * @return true if the string is an option, false if not.<a name="line.121"></a>
<FONT color="green">122</FONT>       */<a name="line.122"></a>
<FONT color="green">123</FONT>      public boolean isOption(String argument) {<a name="line.123"></a>
<FONT color="green">124</FONT>        if (argument != null &amp;&amp; argument.length() &gt; 0) {<a name="line.124"></a>
<FONT color="green">125</FONT>          String firstChar = argument.substring(0, 1);<a name="line.125"></a>
<FONT color="green">126</FONT>          if ("-".equals(firstChar)) {<a name="line.126"></a>
<FONT color="green">127</FONT>            return true;<a name="line.127"></a>
<FONT color="green">128</FONT>          }<a name="line.128"></a>
<FONT color="green">129</FONT>        }<a name="line.129"></a>
<FONT color="green">130</FONT>        return false;<a name="line.130"></a>
<FONT color="green">131</FONT>      }<a name="line.131"></a>
<FONT color="green">132</FONT>    <a name="line.132"></a>
<FONT color="green">133</FONT>      /** Processes all of the options wrapped in this object. */<a name="line.133"></a>
<FONT color="green">134</FONT>      public void processOptions() {<a name="line.134"></a>
<FONT color="green">135</FONT>        List&lt;Option&gt; options = new ArrayList&lt;Option&gt;(this.options);<a name="line.135"></a>
<FONT color="green">136</FONT>        for (Option option : options) {<a name="line.136"></a>
<FONT color="green">137</FONT>          if (option != null) {<a name="line.137"></a>
<FONT color="green">138</FONT>            option.process();<a name="line.138"></a>
<FONT color="green">139</FONT>          }<a name="line.139"></a>
<FONT color="green">140</FONT>        }<a name="line.140"></a>
<FONT color="green">141</FONT>      }<a name="line.141"></a>
<FONT color="green">142</FONT>    <a name="line.142"></a>
<FONT color="green">143</FONT>      /**<a name="line.143"></a>
<FONT color="green">144</FONT>       * Executes all of the stored options that have operations to execute on their<a name="line.144"></a>
<FONT color="green">145</FONT>       * wrapped parameters.<a name="line.145"></a>
<FONT color="green">146</FONT>       */<a name="line.146"></a>
<FONT color="green">147</FONT>      public void execute() {<a name="line.147"></a>
<FONT color="green">148</FONT>        List&lt;Option&gt; options = new ArrayList&lt;Option&gt;(this.options);<a name="line.148"></a>
<FONT color="green">149</FONT>        for (Option option : options) {<a name="line.149"></a>
<FONT color="green">150</FONT>          option.execute();<a name="line.150"></a>
<FONT color="green">151</FONT>        }<a name="line.151"></a>
<FONT color="green">152</FONT>      }<a name="line.152"></a>
<FONT color="green">153</FONT>    }<a name="line.153"></a>




























































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